[INFO] fetching crate vmcircbuf 0.2.8...
[INFO] checking vmcircbuf-0.2.8 against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992
[INFO] extracting crate vmcircbuf 0.2.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vmcircbuf 0.2.8
[INFO] finished tweaking crates.io crate vmcircbuf 0.2.8
[INFO] tweaked toml for crates.io crate vmcircbuf 0.2.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vmcircbuf 0.2.8 on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a1d1683932ba39526fc2b060aaa1d199ee93f385c89fb3b7aea036bd79d5a45
[INFO] running `Command { std: "docker" "start" "-a" "8a1d1683932ba39526fc2b060aaa1d199ee93f385c89fb3b7aea036bd79d5a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a1d1683932ba39526fc2b060aaa1d199ee93f385c89fb3b7aea036bd79d5a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1d1683932ba39526fc2b060aaa1d199ee93f385c89fb3b7aea036bd79d5a45", kill_on_drop: false }`
[INFO] [stdout] 8a1d1683932ba39526fc2b060aaa1d199ee93f385c89fb3b7aea036bd79d5a45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe5f658fdd531a3140232425d79e35b60c107526c59b6171e80ee27f48da2a09
[INFO] running `Command { std: "docker" "start" "-a" "fe5f658fdd531a3140232425d79e35b60c107526c59b6171e80ee27f48da2a09", kill_on_drop: false }`
[INFO] [stderr]     Checking vmcircbuf v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "fe5f658fdd531a3140232425d79e35b60c107526c59b6171e80ee27f48da2a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5f658fdd531a3140232425d79e35b60c107526c59b6171e80ee27f48da2a09", kill_on_drop: false }`
[INFO] [stdout] fe5f658fdd531a3140232425d79e35b60c107526c59b6171e80ee27f48da2a09
